Home / 6,985,461.15-10,478,194.16-3,142,795.77

Finding the Fourth Proportional to 6,985,461.15, 10,478,194.16 and 3,142,795.77

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Solution

The fourth proportional to 6,985,461.15, 10,478,194.16 and 3,142,795.77 is: 4,714,194.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985,461.15 : 10,478,194.16 = 3,142,795.77 : x
  2. Step 2: Convert to fraction form
    6,985,461.15/10,478,194.16 = 3,142,795.77/x
  3. Step 3: Cross multiply
    6,985,461.15x = 10,478,194.16 × 3,142,795.77
  4. Step 4: Simplify right side
    6,985,461.15x = 32,930,824,267,572.72
  5. Step 5: Solve for x
    x = 32,930,824,267,572.72/6,985,461.15
  6. Step 6: Final answer
    x = 4,714,194.75

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.